discretion is the better part of valor|discretion| イディオム
discretion is the better part of valor|discretion|
literary When you are in danger or trouble, good sense helps more than foolish risks; it is better to be careful than to be foolishly brave.

A proverb.
When you are facing a man with a knife, discretion is the better part of valor.discretion is the bigger allotment of valor|discretion|
literary When you are in crisis or trouble, acceptable faculty helps added than absurd risks; it is bigger to be accurate than to be absurdly brave.

A proverb.
When you are adverse a man with a knife, acumen is the bigger allotment of valor. Dictionary